CN1344834A - Discharge controller for washing machine - Google Patents
Discharge controller for washing machine Download PDFInfo
- Publication number
- CN1344834A CN1344834A CN01109447A CN01109447A CN1344834A CN 1344834 A CN1344834 A CN 1344834A CN 01109447 A CN01109447 A CN 01109447A CN 01109447 A CN01109447 A CN 01109447A CN 1344834 A CN1344834 A CN 1344834A
- Authority
- CN
- China
- Prior art keywords
- cylinder body
- drive unit
- working fluid
- piston
- control system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F33/00—Control of operations performed in washing machines or washer-dryers
- D06F33/30—Control of washing machines characterised by the purpose or target of the control
- D06F33/32—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
- D06F33/42—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of draining
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/30—Driving arrangements
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/04—Heating arrangements
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/083—Liquid discharge or recirculation arrangements
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/08—Draining of washing liquids
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
A drainage control device for washing machines is disclosed. This drainage control device includes a first drive means containing a working fluid and operated in response to a change in volume of the working fluid, and a second drive means connected to the first drive means and controlling inflow and outflow of the working fluid relative to the first drive means. The first drive means comprises a first cylinder containing the working fluid, a first piston reciprocating within the first cylinder, a heating means used for heating the first piston, and an actuation rod operated in conjunction with both the first piston and the heating means to open or close the drain port. This device is less likely to cause operational errors or operational noises regardless of long periods of use, and also has a simple construction, a reduced number of parts, and is produced at low cost due to the simple construction.
Description
The present invention relates to a kind of drive unit, relate to a kind of drive unit that comprises first drive unit and second drive unit more specifically, wherein first drive unit Volume Changes that comprises working fluid and responsive operation fluid is carried out work, second drive unit links to each other with first drive unit, is used for the inflow and the outflow of the relative first driving device controls working fluid.
Be described below in conjunction with the example of the emission control system that is used for washing machine drive unit involved in the present invention.
As shown in fig. 1, traditional washing machine comprises a drive motors 3.This motor 3 is installed in the lower position of the wash bucket 1 in the bottom compartment of washing machine shell, produces the driving force that is used for bucket 1, and the driving force of motor 3 is delivered to bucket 1.The position that separates with power transfer part 2 on the bottom of wash bucket 1 is provided with a floss hole 4a.Discharging hose 4 extends to the outside of housing from floss hole 4a.Washing machine has the emission control system that is used to control floss hole 4a equally, so that from wash bucket 1 discharge water, also controls the transmission of power operation of power transfer part 2 in addition.Emission control system comprises a drain motor 5.This drain motor 5 is installed in simultaneously the pre-position that is separated with power transfer part 2 and floss hole 4a, and produces the driving force of the operation that is used to control floss hole 4a and power transfer part 2.
The link 6 that has steel wire links to each other floss hole 4a with drain motor 5.The starting bar (not shown) links to each other with the connecting rod 7 of power transfer part 2, thus power transfer part 2 and drain motor 5 associated working.Therefore, power transfer part 2 and floss hole 4a all with drain motor 5 associated working.When the rotation of response drain motor 5 and when starting starting bar, promote link 6 and open floss hole 4a.
When washing machine was switched on, water was delivered in the wash bucket 1, arrived predetermined water level.When the water in the wash bucket 1 arrived predetermined water level, bucket 1 agitator rotated in the opposite direction by drive motors 3, carries out the laundry pattern.After finishing the laundry pattern, start drain motor 5, open floss hole 4a, control the operation of power transfer part 2 simultaneously, thereby water is discharged into the outside of washing machine by discharging hose from wash bucket 2.
Yet the emission control system of conventional washer has following problem.Promptly for emission control system, it need comprise a high-power drain motor 5, and this motor can promote link 6 and open the connecting rod 7 of floss hole 4a and propulsion power transmitting portions 2 to discharge the brake band (not shown) during draining or dehydration mode.In Fig. 2, make drain motor 5 by in electric machine casing, holding a plurality of gear 5a, thus the complex structure of motor 5, and at the unnecessary noise of washing machine duration of work generation.
In addition, because work can make the gear of drain motor 5 be worn for a long time, cause the operating error of motor 5.In wearing and tearing motor 5 is produced under the situation of operating errors, almost the gear 5a that is worn of the replacement that can't select owing to gear 5a.Accordingly, the user need pay the just available new motor of very big effort and replace motor 5.Because complex structure and gear 5a quantity are many, thus unnecessary increase the production and the assembly cost of drain motor 5.
Accordingly, the present invention will solve the aforementioned problems in the prior exactly, and one of purpose of the present invention provides a kind of emission control system that is used for washing machine, and it is simple in structure, part count is reduced, even and pass through to use for a long time and also can not cause operating error or produce work noise.
Another object of the present invention is to provide a kind of emission control system that is used for washing machine, and it is simple in structure, and cost is low.
To achieve these goals, the invention provides a kind of emission control system that is used for washing machine, it comprises a discharging hose, this flexible pipe links to each other with the floss hole that is arranged on the wash bucket bottom, an exhaust-control valve that is used to open and close floss hole, a link that links to each other with exhaust-control valve, with a drive unit that is used to drive link, wherein drive unit comprises one first drive unit, it comprises the Volume Changes of a working fluid and responsive operation fluid and carries out work, with one second drive unit, it links to each other with first drive unit, the inflow of the relative first driving device controls working fluid and outflow.
Can clearer understanding and understanding be arranged to above-mentioned purpose and advantage of the present invention by detailed description with other below in conjunction with respective drawings.
Fig. 1 is the upward view of the wash bucket of conventional washer, shows the traditional emission control system that is included in the washing machine;
Fig. 2 is the side cross-sectional views of the drain motor in the traditional emission control system, shows the structure of drain motor;
Fig. 3 is the upward view of the wash bucket of washing machine, shows according to the emission control system in the washing machine of most preferred embodiment of the present invention;
Fig. 4 is the decomposition diagram of emission control system of the present invention;
Fig. 5 is a plane, shows the operation of emission control system of the present invention during the discharging of washing machine or dehydration mode; And
Fig. 6 is a plane, and it shows the operation of emission control system of the present invention during the washing of washing machine.
In the accompanying drawing of institute's reference, the identical label in each figure is represented identical or similar elements below.
Fig. 3 is the upward view of the wash bucket of washing machine, shows according to the emission control system in the washing machine of most preferred embodiment of the present invention.As shown in FIG., washing machine of the present invention comprises a drive motors 3 and a power transfer part 2, and it is installed in the bottom of wash bucket 1, and produces the driving force that is used for bucket 1.The position of separating with the power transfer part on the bottom of wash bucket 1 is provided with floss hole 4a, and discharging hose 4 extends to the outside of washing machine from floss hole 4a.Washing machine have equally one be used to control floss hole 4a with as required from the emission control system 50 of washtub 1 discharge water, it also controls transmission of power operation of power transfer part 2 in addition.This emission control system 50 is positioned at the precalculated position that is separated with power transfer part 2 and floss hole 4a.
As shown in Fig. 4 or 5, emission control system 50 of the present invention comprises one first housing 30 and second housing 40.In first emission control system 50, will be described in detail as the back, first cylinder body 32 is contained in first housing 30, and second cylinder body 42 is contained in second housing 40.Two cylinder bodies 32 and 42 are interconnected by pipeline 41.
In the end of stretching out starting bar 31 is linked to each other with link 6 from housing 30.When the starting bar 31 of first housing 30 promoted link 6, floss hole 4a was opened.In addition, the connecting rod 7 of starting bar 31 same propulsion power transmitting portions 2 is to discharge the brake band (not shown) during the discharging mode of washing machine or dehydration mode.
Form cylinder seat opening 32a in the precalculated position of starting bar 31, and first cylinder body 32 is positioned at wherein.First cylinder body 32 is made by high-conductive metal, can fast the working fluid in first cylinder body 32 be heated to required temperature.
Working fluid in first cylinder body 32 has high thermal coefficient of expansion.In most preferred embodiment of the present invention, with the working fluid of paraffin as cylinder body 32, this is that volume can expand rapidly because paraffin is heated.
Two heaters 34 be located at outward described cylinder body 32 the opposite flank around, and be used for the working fluid of heating cylinder body 32.Two electricity are led on the opposing sidewalls that terminal 35 is arranged on first housing 30, thereby the sidewall from housing 30 of terminal part stretches out, and provide electric power from power unit to heater.
To be arranged between the two ends of the starting bar 31 and first housing 30 such as the bias piece 36 of ring spring, and the relative fixing starting bar 31 of housing 30, thereby biasing device 36 vertical bias starting bar 31 on a certain direction.
On each of first housing 30 and starting bar 31, form a spring base groove 36a, and a relevant end of biasing device 36 is contained in wherein, in first housing 30, produce unnecessary displacement thereby place biasing device.The stable support that is used for bias piece 36 of this kind that is provided by spring base groove 36a, can be on required direction vertical stable bias voltage starting bar 31.
When to heater 34 energisings, the working fluid in first cylinder body 32 is heated, thereby volumetric expansion makes first piston 33 extend to required length from cylinder body 32 thus.Between the extended peroid of first piston 33, an end in contact of piston 33 and starting bar 31, and on same direction, promote starting bar 31.Therefore, bar 31 withdrawals that link to each other with link 6.
By pipeline 41 first and second cylinder bodies 32 and 42 are communicated with each other.
Below in conjunction with Fig. 4 or Fig. 5 the structure of second housing 40 is described in detail.
Electricity is led end 45 and is fixed to second housing 40, thereby predetermined length is given prominence to out from housing 40 in the termination.Start terminal 45 by electric power electricity from power supply, thus heater coil 44.
What second piston 43 was moved is inserted in second cylinder body 42, and does linear moving relative to cylinder body 42, thereby discharges or sucking-off working fluid therefrom to first cylinder body 32.This second piston 43 is made of metal, thus the electric power operation of its response coil 44 and present electromagnetism work.Therefore, second piston, 43 relative second cylinder bodies 42 are done linear extension or contractile motion by Electromagnetic Control.
By linear reciprocating second piston of the stable support of second bias piece 45, such as ring spring, it is set between the end wall of the end of second piston 43 and second cylinder body 42.In the case, vertical second piston 43 of bias voltage on a certain direction of second bias piece 45.
When electricity starts coil 44 in second cylinder body 42, the formation positive pole of electromagnetism on coil 44, thus attract to have second piston of negative pole.Therefore, working fluid flow into second cylinder body 42 from first cylinder body 32.
On the other hand, when coil 44 disconnected, coil 44 returned to its original polarity, i.e. negative pole, thus coil 44 repels second piston 43 with negative pole.In the case, the restoring force of second bias piece 45 promotes second piston 43 equally on identical direction, thereby guarantees that second piston is transported to first cylinder body 32 with working fluid from second cylinder body 42.
Below with reference to Fig. 5 and Fig. 6 the operation according to the emission control system of most preferred embodiment of the present invention is described.
Fig. 5 is the schematic diagram of the operation of emission control system 50 of the present invention during the draining of washing machine or dehydration mode.
When electricity behind the washing mode of having finished washing machine starts heater, the volumetric expansion of being heated of the working fluid in first cylinder body 32.In the case, coil 44 meanwhile disconnects, thereby has eliminated the magnetic field of coil 44.Therefore, coil 44 discharges second piston 43, makes to promote second piston 43 thus by the bias voltage that second piston 43 is exerted oneself owing to be subjected to the restoring force of second bias piece 45.
Thus working fluid is discharged into first cylinder body 32 from second cylinder body 42.Owing to be subjected to the influence from the fluid of second cylinder body 42, the Fluid Volume in first cylinder body 32 increases, and owing to be heated and volumetric expansion, working fluid promotes first piston 33 in first cylinder body 32.Therefore, starting bar 31 is promoted, and opens floss hole 4a, and the connecting rod 7 of propulsion power transmission bar 2, thereby carries out draining and dehydration mode.
Fig. 6 is a floor map, and it shows the operation of emission control system of the present invention during the water delivery of washing machine and the washing mode.
After the draining and dehydration mode of washing machine, heater 34 is disconnected, and the working fluid in the cylinder body 32 of winning is cooled, and volume reduces.Yet the working fluid in first cylinder body 32 can not be cooled fast to required temperature.In order to guarantee that starting bar 31 turns back to initial position fast, need electricity to start the coil 44 of second cylinder body 42 to promote second piston 43.
Therefore, passive first cylinder body 32 of working fluid is transported in second cylinder body 42, and volume reduces thereby the working fluid in first cylinder body 32 is returned to its initial position along with first piston 33.
In the case,, close floss hole 4a, discharge the connecting rod 7 of power transfer part 2 by first bias piece, 36 bias voltage starting bars 31.The brake band (not shown) of power transfer part 2 is released from connecting rod 7, thereby stops the rotation of punching rotary barrel (not shown).
As mentioned above, the invention provides a kind of emission control system that is used for washing machine.This emission control system is not easy to cause operate miss or work noise in long-term use.It is simple in structure simultaneously, and number of components is few, and production cost is low.
Though most preferred embodiment of the present invention is described, for those of skill in the art, to its various variation made from revise all within the scope of claim of the present invention.For example, drive unit used in the present invention is not limited to be used for the emission control system of washing machine, and this drive unit also can be applicable on the multiple machine, does not hinder function of the present invention.
Claims (9)
1. drive unit is characterized in that comprising:
First drive unit, it contains working fluid, and responds the Volume Changes of described working fluid and carry out work; And
Second drive unit, it links to each other with described first drive unit, and the inflow of the relative first driving device controls working fluid and outflow.
2. drive unit according to claim 1 is characterized in that described first drive unit comprises:
First cylinder body that comprises working fluid;
Reciprocating first piston in described first cylinder body;
Be used to heat the heater of described first piston; With
With the starting bar of first piston and heater associated working with to needing the target output drive strength of driving force.
3. drive unit according to claim 2 is characterized in that described second drive unit comprises:
Second cylinder body that communicates with described first cylinder body, thus the flow velocity of the working fluid in first cylinder body controlled;
Reciprocating second piston in described second cylinder body; With
Be used to control the control device that moves of described second piston.
4. emission control system that is used for washing machine is characterized in that comprising:
First drive unit, it contains working fluid, and responds the Volume Changes of described working fluid and carry out work; And
Second drive unit, it links to each other with described first drive unit, and the inflow of the relative first driving device controls working fluid and outflow;
Thereby emission control system is according to the discharging of the mode of operation control water of washing machine.
5. drive unit according to claim 4 is characterized in that described first drive unit comprises:
First cylinder body that comprises working fluid;
Reciprocating first piston in described first cylinder body;
Be used to heat the heater of described first piston: and
With the starting bar of first piston and heater associated working with to needing the target output drive strength of driving force.
6. drive unit according to claim 4 is characterized in that described second drive unit comprises:
Second cylinder body that communicates with described first cylinder body, thus the flow velocity of the working fluid in first cylinder body controlled;
Reciprocating second piston in described second cylinder body; With
Be used to control the control device that moves of described second piston.
7. emission control system according to claim 5 is characterized in that the heater of described heater for linking to each other with the electric guiding element that starts by the power supply electricity.
8. emission control system according to claim 6 is characterized in that the coil of described control device for linking to each other with electric guiding element by power initiation.
9. emission control system according to claim 5, it is characterized in that described starting bar by resilient bias on a certain direction by vertical bias.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001313177A CN1185390C (en) | 2000-07-13 | 2000-10-24 | Long distance delivery of fresh water from river mouth |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR200055267 | 2000-09-20 | ||
| KR2000-55267 | 2000-09-20 | ||
| KR1020000055267A KR20020022479A (en) | 2000-09-20 | 2000-09-20 | Apparatus for controlling drain of washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1344834A true CN1344834A (en) | 2002-04-17 |
| CN1236128C CN1236128C (en) | 2006-01-11 |
Family
ID=19689586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011094478A Expired - Fee Related CN1236128C (en) | 2000-07-13 | 2001-03-12 | Discharge controller for washing machine |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6931892B2 (en) |
| JP (1) | JP3569239B2 (en) |
| KR (1) | KR20020022479A (en) |
| CN (1) | CN1236128C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140103608A (en) * | 2013-02-18 | 2014-08-27 | 삼성전자주식회사 | Washing machine and control method thereof |
| US11215169B2 (en) * | 2020-02-21 | 2022-01-04 | Safran Landing Systems Canada Inc. | Inductively heated thermal actuator |
| CN112481927A (en) * | 2020-11-18 | 2021-03-12 | 青岛海尔科技有限公司 | Method and device for adjusting equipment volume, storage medium and electronic device |
| CN115074955B (en) * | 2022-07-15 | 2023-05-02 | 珠海格力电器股份有限公司 | Washing machine control method and device and washing machine |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3132472A (en) * | 1959-09-08 | 1964-05-12 | Crane Co | Thermal actuator |
| US3619211A (en) * | 1968-08-09 | 1971-11-09 | Research Corp | Potato and potato chip flavor and aroma |
| US3662734A (en) * | 1968-10-04 | 1972-05-16 | Remo Sisler | Reciprocating, sensitive saw, with unidirectional cut, particularly adapted for use with diamond blades |
| US3665705A (en) * | 1969-11-10 | 1972-05-30 | Edwin S Christensen | Thermal engines |
| US3782121A (en) * | 1972-05-01 | 1974-01-01 | Texas Instruments Inc | Actuator apparatus |
| US3976244A (en) * | 1974-07-25 | 1976-08-24 | Aeronca, Inc. | Adjustable air volume regulator having thermal motor actuator for effecting adjustment |
| DE2717467C3 (en) * | 1977-04-20 | 1980-09-25 | Danfoss A/S, Nordborg (Daenemark) | Servomotor operated with heatable expansion material |
| GB2048090B (en) * | 1979-02-09 | 1983-02-16 | Colombo C Cereghini G Cristofo | Mixing liquids |
| US4726283A (en) * | 1984-07-11 | 1988-02-23 | Shoketsu Kinzoku Kogyo Kabushiki Kaisha | Slide cylinder |
| GB8503813D0 (en) * | 1985-02-14 | 1985-03-20 | Larkeagle Ltd | Linear actuators |
| US5222362A (en) * | 1989-01-10 | 1993-06-29 | Maus Daryl D | Heat-activated drug delivery system and thermal actuators therefor |
| US4945727A (en) * | 1989-12-11 | 1990-08-07 | Whitehead Charles A | Hydraulic shape memory alloy actuator |
| US5971288A (en) * | 1997-04-22 | 1999-10-26 | Standard-Thomson Corporation | Expansion composition |
| JP3205984B2 (en) | 1998-09-09 | 2001-09-04 | 三菱マテリアルシ−エムアイ株式会社 | Mounting structure of auxiliary motor for washing machine |
| US6347645B2 (en) * | 2000-05-24 | 2002-02-19 | Whirlpool Corporation | Fluid dynamic diverter valve for an appliance |
-
2000
- 2000-09-20 KR KR1020000055267A patent/KR20020022479A/en not_active Application Discontinuation
-
2001
- 2001-03-12 CN CNB011094478A patent/CN1236128C/en not_active Expired - Fee Related
- 2001-03-12 US US09/802,989 patent/US6931892B2/en not_active Expired - Fee Related
- 2001-03-19 JP JP2001079344A patent/JP3569239B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US6931892B2 (en) | 2005-08-23 |
| CN1236128C (en) | 2006-01-11 |
| KR20020022479A (en) | 2002-03-27 |
| JP3569239B2 (en) | 2004-09-22 |
| JP2002102592A (en) | 2002-04-09 |
| US20020033032A1 (en) | 2002-03-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060111 Termination date: 20170312 |
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| CF01 | Termination of patent right due to non-payment of annual fee |